If the undertaking requires great power, it may require many lives.

But such an undertaking requires considerable investment of time and knowledge.

However, the undertaking required a great deal of labour.

Any undertaking that involves more than one man, requires the voluntary consent of every participant.

The project is a major undertaking for him and his students, requiring parental involvement and document research.

Such undertakings require city approval, and the Giuliani administration has said that a 10-year lease is too confining.

A basic undertaking only requires the accused to appear in court as directed by the undertaking.

The undertaking required not only slavish attention to detail, but also an inexhaustible supply of time, patience and energy.

He had to build democratic institutions from the ground floor - an undertaking requiring parliamentary training, civic education and the strengthening of nongovernmental organizations.

This was to be a lengthy undertaking requiring the devotion of successive Commanding Officers.